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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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777a4d59ec
Add some python pyg_begin_allow_threads/end_allow_threads when calling into some gstreamer functions that might call into python.
325 lines
8.7 KiB
C
325 lines
8.7 KiB
C
/* -*- Mode: C; ; c-file-style: "python" -*- */
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/* gst-python
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* Copyright (C) 2005 Edward Hervey
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* Author: Johan Dahlin <johan@gnome.org>
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*/
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%%
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override-slot GstMessage.tp_repr
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static PyObject *
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_wrap_gst_message_tp_repr (PyGstMiniObject *self)
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{
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GstMessage *msg;
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gchar *repr, *structure_str, *src_str;
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PyObject *ret;
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g_assert (self);
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msg = GST_MESSAGE (self->obj);
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g_assert (msg);
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structure_str = msg->structure ? gst_structure_to_string (msg->structure)
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: g_strdup ("(none)");
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if (msg->src) {
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pyg_begin_allow_threads;
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src_str = gst_object_get_name (msg->src);
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pyg_end_allow_threads;
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} else {
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src_str = g_strdup ("(no src)");
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}
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repr = g_strdup_printf ("<gst.Message %s from %s at %p>",
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structure_str, src_str, msg);
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g_free (src_str);
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g_free (structure_str);
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ret = PyString_FromStringAndSize(repr, strlen (repr));
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g_free (repr);
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return ret;
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}
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%%
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override gst_message_parse_state_changed noargs
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static PyObject *
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_wrap_gst_message_parse_state_changed (PyGstMiniObject *self)
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{
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GstState old;
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GstState new;
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GstState pen;
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/* Should raise an exception if it's not a state-changed message */
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if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_STATE_CHANGED) {
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PyErr_SetString(PyExc_TypeError, "Message is not a state-changed message");
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return NULL;
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}
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gst_message_parse_state_changed (GST_MESSAGE(self->obj), &old, &new, &pen);
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return Py_BuildValue("[OOO]",
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pyg_enum_from_gtype(GST_TYPE_STATE, old),
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pyg_enum_from_gtype(GST_TYPE_STATE, new),
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pyg_enum_from_gtype(GST_TYPE_STATE, pen));
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}
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%%
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override gst_message_parse_segment_start noargs
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static PyObject *
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_wrap_gst_message_parse_segment_start (PyGstMiniObject *self)
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{
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gint64 position;
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GstFormat format;
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/* Should raise an exception if it's not a segment start message */
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if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_SEGMENT_START) {
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PyErr_SetString(PyExc_TypeError, "Message is not a segment start message");
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return NULL;
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}
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gst_message_parse_segment_start (GST_MESSAGE(self->obj), &format, &position);
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return Py_BuildValue("(OL)",
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pyg_enum_from_gtype(GST_TYPE_FORMAT, format),
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position);
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}
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%%
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override gst_message_parse_segment_done noargs
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static PyObject *
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_wrap_gst_message_parse_segment_done (PyGstMiniObject *self)
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{
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gint64 position;
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GstFormat format;
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/* Should raise an exception if it's not a segment done message */
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if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_SEGMENT_DONE) {
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PyErr_SetString(PyExc_TypeError, "Message is not a segment done message");
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return NULL;
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}
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gst_message_parse_segment_done (GST_MESSAGE(self->obj), &format, &position);
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return Py_BuildValue("(OL)",
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pyg_enum_from_gtype(GST_TYPE_FORMAT, format),
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position);
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}
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%%
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override gst_message_parse_error noargs
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static PyObject *
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_wrap_gst_message_parse_error (PyGstMiniObject *self)
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{
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PyObject *ret;
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GError *error = NULL;
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gchar *debug;
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if (GST_MESSAGE_TYPE(self->obj) != GST_MESSAGE_ERROR) {
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PyErr_SetString(PyExc_TypeError, "Message is not an error message");
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return NULL;
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}
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gst_message_parse_error (GST_MESSAGE(self->obj), &error, &debug);
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ret = PyList_New(2);
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PyList_SetItem(ret, 0, pyg_boxed_new (GST_TYPE_G_ERROR, error, TRUE, TRUE));
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if (error)
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g_error_free (error);
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if (debug != NULL) {
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PyList_SetItem(ret, 1, PyString_FromString(debug));
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} else {
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Py_INCREF (Py_None);
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PyList_SetItem(ret, 1, Py_None);
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}
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g_free(debug);
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return ret;
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}
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%%
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override gst_message_parse_warning noargs
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static PyObject *
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_wrap_gst_message_parse_warning (PyGstMiniObject *self)
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{
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PyObject *ret;
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GError *warning = NULL;
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gchar *debug;
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if (GST_MESSAGE_TYPE(self->obj) != GST_MESSAGE_WARNING) {
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PyErr_SetString(PyExc_TypeError, "Message is not an warning message");
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return NULL;
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}
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gst_message_parse_warning (GST_MESSAGE(self->obj), &warning, &debug);
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ret = PyList_New(2);
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PyList_SetItem(ret, 0, pyg_boxed_new (GST_TYPE_G_ERROR, warning, TRUE, TRUE));
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if (warning)
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g_error_free (warning);
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if (debug != NULL) {
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PyList_SetItem(ret, 1, PyString_FromString(debug));
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} else {
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Py_INCREF (Py_None);
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PyList_SetItem(ret, 1, Py_None);
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}
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g_free(debug);
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return ret;
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}
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%%
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override gst_message_parse_info noargs
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static PyObject *
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_wrap_gst_message_parse_info (PyGstMiniObject *self)
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{
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PyObject *ret;
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GError *info = NULL;
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gchar *debug;
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if (GST_MESSAGE_TYPE(self->obj) != GST_MESSAGE_INFO) {
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PyErr_SetString(PyExc_TypeError, "Message is not an info message");
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return NULL;
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}
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gst_message_parse_info (GST_MESSAGE(self->obj), &info, &debug);
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ret = PyList_New(2);
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PyList_SetItem(ret, 0, pyg_boxed_new (GST_TYPE_G_ERROR, info, TRUE, TRUE));
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if (info)
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g_error_free (info);
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if (debug != NULL) {
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PyList_SetItem(ret, 1, PyString_FromString(debug));
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} else {
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Py_INCREF (Py_None);
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PyList_SetItem(ret, 1, Py_None);
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}
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g_free(debug);
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return ret;
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}
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%%
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override gst_message_parse_tag noargs
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static PyObject *
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_wrap_gst_message_parse_tag (PyGstMiniObject *self)
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{
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PyObject *ret;
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GstTagList *taglist;
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if (GST_MESSAGE_TYPE(self->obj) != GST_MESSAGE_TAG) {
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PyErr_SetString(PyExc_TypeError, "Message is not an Tag message");
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return NULL;
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}
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gst_message_parse_tag (GST_MESSAGE(self->obj), &taglist);
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ret = pyg_boxed_new (GST_TYPE_TAG_LIST, taglist, TRUE, TRUE);
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gst_tag_list_free (taglist);
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return ret;
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}
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%%
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override gst_message_parse_clock_provide noargs
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static PyObject *
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_wrap_gst_message_parse_clock_provide (PyGstMiniObject *self)
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{
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GstClock *clock;
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gboolean ready;
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if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_CLOCK_PROVIDE) {
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PyErr_SetString(PyExc_TypeError, "Message is not a 'clock provide' message");
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return NULL;
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}
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gst_message_parse_clock_provide (GST_MESSAGE(self->obj), &clock, &ready);
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return Py_BuildValue("(OO)",
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pygobject_new(G_OBJECT (clock)),
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PyBool_FromLong(ready));
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}
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%%
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override gst_message_parse_clock_lost noargs
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static PyObject *
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_wrap_gst_message_parse_clock_lost (PyGstMiniObject *self)
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{
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GstClock *clock;
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if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_CLOCK_LOST) {
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PyErr_SetString(PyExc_TypeError, "Message is not a 'clock lost' message");
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return NULL;
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}
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gst_message_parse_clock_lost (GST_MESSAGE(self->obj), &clock);
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return pygobject_new(G_OBJECT(clock));
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}
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%%
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override gst_message_parse_new_clock noargs
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static PyObject *
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_wrap_gst_message_parse_new_clock (PyGstMiniObject *self)
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{
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GstClock *clock;
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if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_NEW_CLOCK) {
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PyErr_SetString(PyExc_TypeError, "Message is not a 'new clock' message");
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return NULL;
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}
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gst_message_parse_new_clock (GST_MESSAGE(self->obj), &clock);
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return pygobject_new(G_OBJECT(clock));
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}
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%%
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override gst_message_parse_duration noargs
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static PyObject *
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_wrap_gst_message_parse_duration (PyGstMiniObject *self)
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{
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GstFormat format;
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gint64 duration;
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if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_DURATION) {
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PyErr_SetString(PyExc_TypeError, "Message is not a 'duration' message");
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return NULL;
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}
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gst_message_parse_duration (GST_MESSAGE(self->obj), &format, &duration);
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return Py_BuildValue("(OL)",
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pyg_enum_from_gtype (GST_TYPE_FORMAT, format),
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duration);
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}
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%%
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override gst_message_parse_async_start noargs
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static PyObject *
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_wrap_gst_message_parse_async_start (PyGstMiniObject *self)
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{
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gboolean res = FALSE;
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if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_ASYNC_START) {
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PyErr_SetString(PyExc_TypeError, "Message is not an 'async-start' message");
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return NULL;
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}
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gst_message_parse_async_start (GST_MESSAGE(self->obj), &res);
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return PyBool_FromLong (res);
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}
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%%
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override gst_message_parse_buffering noargs
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static PyObject *
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_wrap_gst_message_parse_buffering (PyGstMiniObject *self)
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{
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gint percent;
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if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_BUFFERING) {
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PyErr_SetString(PyExc_TypeError, "Message is not a 'buffering' message");
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return NULL;
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}
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gst_message_parse_buffering (GST_MESSAGE(self->obj), &percent);
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return Py_BuildValue("i", percent);
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}
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